Gyoung-Yoon Noh wrote: > It seems to be a sort of quoting args problem on windows CLI. > Single quoting works as above. (e.g. -e 'puts "hello, world"'). > Double quoting doesn't work. (e.g. -e "puts 'hello, world'') > I have no idea, except Windows' CLI really sucks. Depends. With regular ruby, no quoting issue: Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1985-2001 Microsoft Corp. d:\development>ruby -e "puts 'Hello!'" Hello! d:\development>ruby -e 'puts "Hello!"' Hello! -- James Britt http://www.ruby-doc.org - Ruby Help & Documentation http://www.artima.com/rubycs/ - The Journal By & For Rubyists http://www.rubystuff.com - The Ruby Store for Ruby Stuff http://yourelevatorpitch.com - Finding Business Focus